Home / 13,358,901.16-18,435,273.06-7,247,330.92

Finding the Fourth Proportional to 13,358,901.16, 18,435,273.06 and 7,247,330.92

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Solution

The fourth proportional to 13,358,901.16, 18,435,273.06 and 7,247,330.92 is: 10,001,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,358,901.16 : 18,435,273.06 = 7,247,330.92 : x
  2. Step 2: Convert to fraction form
    13,358,901.16/18,435,273.06 = 7,247,330.92/x
  3. Step 3: Cross multiply
    13,358,901.16x = 18,435,273.06 × 7,247,330.92
  4. Step 4: Simplify right side
    13,358,901.16x = 133,606,524,466,381
  5. Step 5: Solve for x
    x = 133,606,524,466,381/13,358,901.16
  6. Step 6: Final answer
    x = 10,001,310.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.